PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In fact, it didn't take long for conservative blog, Red State, to get irked.Crude oil is a commodity that combines very large size (trillions of dollars per year) with excellent liquidity on futures markets, and is in demand.Global demand for crude oil is at least stable (it???s falling in the developed countries, but rising like a rocket in Asia and the Middle East).
http://www.w3.org/ns/prov#wasQuotedFrom
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